Abstract: The aim of this study to determine the service quality perceptions of the individuals whom receiving service from Kocaeli Gölcük Shipyard Data Processing Center (TEBIM) and the effect of this perception on the TEBIM’s performance. SERVPERF model was used as service quality measurement. The sample of the study is 161 out of 230 persons who served face to face from TEBİM in March 2015. In the analysis of the data, descriptive statistical methods, correlation and regression analysis were used. According to the results of the correlation analysis, there are positive and significant relationships between the dimensions of the SERVEPERF and the customers’ attitudes towards getting service again from TEBIM, the general service quality of the TEBIM, and satisfaction with TEBIM’s services. In addition, the tangibility dimension has positive effect on the perception of the general service quality of the TEBİM; tangibility and responsiveness dimensions have positive effect on the customers’ attitudes towards getting service again from TEBIM and satisfaction with TEBIM’s services. According to these findings regulations to improve the quality of service of TEBIM could affect the performance of TEBIM positively.